A) \[n{{s}^{2}}n{{p}^{1}}\]
B) \[n{{s}^{1}}\]
C) \[(n-1){{p}^{6}}n{{s}^{2}}\]
D) \[(n-1){{d}^{2}}n{{s}^{2}}\]
Correct Answer: B
Solution :
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